Kilocandela per Square Meter to Apostilb Conversion

Convert between Kilocandela per Square Meter and Apostilb quickly and accurately.

kcd/m²
asb

How to Convert Kilocandela per Square Meter to Apostilb

Conversion Formula

1 kcd/m² = 3141.593 asb
1 asb = 0 kcd/m²

Example

Convert 15 kcd/m² to asb:

15 kcd/m² = 15 × 3141.593 asb = 47123.89 asb

Unit Information

Learn about the luminance units you're converting between

Kilocandela per Square Meter

kcd/m²

Definition

The Kilocandela per Square Meter is a metric unit of luminance, equal to 1,000 candela per square meter. It provides a convenient way to express high luminance values without using very large numbers, making calculations and specifications more manageable.

History/Origin

This unit was introduced as a practical alternative to the base SI unit when dealing with high-luminance applications. The kilo- prefix makes it easier to work with bright light sources and high-intensity displays where the base unit would result in large numbers.

Current Use

Widely used in professional lighting, display technology, and photometry for measuring bright light sources. Common in LED displays, high-intensity lighting systems, and applications requiring precise control of very bright light output.

Multiplier

1000

Offset

0

Apostilb

asb

Definition

The Apostilb is a non-SI unit of luminance equal to 0.3183098862 candela per square meter. It is used in some specialized applications and provides an alternative way to express low luminance values in certain technical contexts.

History/Origin

This unit was developed as part of early photometric systems and is still used in some specialized applications. It provides a convenient way to express low luminance values and is occasionally found in technical specifications and measurement systems.

Current Use

Used in specialized photometric applications and certain technical contexts where traditional units are preferred. Occasionally found in older technical specifications and specialized measurement systems where non-SI units are still used.

Multiplier

0.318

Offset

0

Kilocandela per Square Meter to Apostilb Conversion Table

Kilocandela per Square Meter [kcd/m²] Apostilb [asb]
1 kcd/m² 3141.592653 asb
10 kcd/m² 31415.926534 asb
25 kcd/m² 78539.816336 asb
50 kcd/m² 157079.632671 asb
100 kcd/m² 314159.265343 asb
0 kcd/m² 0E+0 asb
-10 kcd/m² -31415.926534 asb
-40 kcd/m² -125663.706137 asb